I managed to get a decent shot of another honey bee on a different buckwheat plant.  When I viewed this image, I noticed a green shape above the bee that didn't look like part of the plant.
{"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D7000", "Image DateTime": "2012:08:14 08:13:45", "Image Artist": "", "Image Copyright": "", "Image ExifOffset": "230", "EXIF ExposureTime": "1/200", "EXIF FNumber": "18", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "800", "EXIF DateTimeOriginal": "2012:08:14 08:13:45", "EXIF DateTimeDigitized": "2012:08:14 08:13:45", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "17/5", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "150", "EXIF ColorSpace": "sRGB", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard"}